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manipulate column string in a csv file

manipulate column string in a csv file

manipulate column string in a csv file

I've been struggling to write a simple script to manipulate a column in a large csv file but i can't get any further.
Any help is greatly appreciated!

csv file

In need to split the first column into 2  as date and time (remove the 'T' and '+01:00) and sort it so that :



RE: manipulate column string in a csv file

Thanks for the tip.

I was able to manage with sed.

#Replace "T" with ',' in column 1
sed -i 's/T/,/1' subok.csv
sed -i 's/+01:00,/,/1' subok.csv
sed -i 's/ime/time/1' subok.csv

#sort column 1 with column 2
sort -t\; -k 1 -k 2 subok.csv

my only problem now, is to sort skipping the first row?
Any suggestion?

Is it possible to combine these 4 command line is a single liner or in a perl script?

RE: manipulate column string in a csv file


sed 's/T\(.*\)+01:00,/,\1,/' subok.csv | sort -t- -k 1,1n -k2,2 -k3,3n 

RE: manipulate column string in a csv file


Following may help on same.


sed 's/\(.*T\)\(.*\+\)\(.*\:00\,\)\(.*\)/\1 \2\,\4/g;s/T//g;s/\+//g' check_data_specific_form 

Where check_data_specific_form is the Input file name.

RE: manipulate column string in a csv file

Sorry just want to add the sorting stuff as it is suggested in previous posts same we can add after running script as follows.


ksh check_data_specific_form.ksh | sort -t- -k 1,1n -k2,2 -k3,3n 

R. Singh

RE: manipulate column string in a csv file

Here is all in all coede now.

CODE -->

sed 's/\(.*T\)\(.*\+\)\(.*\:00\,\)\(.*\)/\1 \2\,\4/g;s/T//g;s/\+//g' | sort -t- -k 3n 

Output will be as follows.

CODE -->

2013-12-5 02:20:08,0,0,0,0,0,254,0,0,0,0,0,254,0,0,0,0,0,254,0,0,0,0,0,254,false
2013-12-6 02:05:08,0,0,0,0,0,258,0,0,0,0,0,258,0,0,0,0,0,258,0,0,0,0,0,258,false
2013-12-11 02:10:08,0,0,0,0,0,283,0,0,0,0,0,283,0,0,0,0,0,283,0,0,0,0,0,283,false
2013-12-11 02:15:08,11,3662,0,9,3898,302,11,3662,0,9,3898,302,11,3662,0,9,3898,302,11,3662,0,9,3898,302,false
2013-12-11 02:25:08,0,0,0,0,0,1324,0,0,0,0,0,1324,0,0,0,0,0,1324,0,0,0,0,0,1324,false 

R. Singh

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